Home / 91,446.65-126,195.26-51,160.28

Finding the Fourth Proportional to 91,446.65, 126,195.26 and 51,160.28

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Solution

The fourth proportional to 91,446.65, 126,195.26 and 51,160.28 is: 70,600.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,446.65 : 126,195.26 = 51,160.28 : x
  2. Step 2: Convert to fraction form
    91,446.65/126,195.26 = 51,160.28/x
  3. Step 3: Cross multiply
    91,446.65x = 126,195.26 × 51,160.28
  4. Step 4: Simplify right side
    91,446.65x = 6,456,184,895.96
  5. Step 5: Solve for x
    x = 6,456,184,895.96/91,446.65
  6. Step 6: Final answer
    x = 70,600.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.